IRIS EPO

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Active Message Threads for September 2006

John or Jan Lahr
2006-09-01 13:24:44
Today's earthquake is a good one on which to try out the helicorder filters of AmaSeis. http://earthquake.usgs.gov/eqcenter/recenteqsww/Quakes/usscaw.php#details In the latest version of AmaSeis a bug in the filtering algorithm has been corrected so that it's now possible to view the main helicorder screen with a strong filter to enhance the lower frequency surface waves. First off, if you're not running Version 1.1 Level 2006.06.24, then install this version. Just go to Alan Jones' ... [more]
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